Fortune Term Sheet· Allie Garfinkle·2026-11-03 18:56· 3 hours agoAI Score58

Castelion, valued at $13 billion, aims to close the U.S. hypersonics gap

China and Russia have hypersonic missiles. This $13 billion startup wants the U.S. to catch up

AI Overview

Castelion, a Torrance, Calif. startup founded in 2022 by three former SpaceX executives.

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